# [2015] Lauren Dorman: Digit Addition Unit

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by PSB230
Last updated 5 years ago

Discipline:
Math
Subject:
Number Operations
2

By: Lauren Dorman

Teaching ActivityStudents will expand thinking by learning how to add three and four 2-digit numbers together

Teaching ActivityStudents willl collaborate to put the rules of addition in order to create an "How We Add" poster

AssessmentAssessment will largely be through teacher observation and questions, completed in-class assignments, a completed 2-digit addition poster and presentation of the addition process, completed homework assignments, and by the students ability to find real-world examples of 2-digit addition.

IntroductionThrough a combination of direct instruction, learning cycles and concept formation, I will teach the process of 2-digit addition in order for students to add two, three and four 2-digit addends together.

Objectives-Find a sum by breaking apart 2-digit addends-Apply place value concepts for 2-digit addition-Record 2-digit addition using the standard algorithm-Rewrite horizontal addition problems vertically-Find sums of three and four 2-digit numbers